/*版心*/
.wrapper{
    width: 1200px;
    margin: 0 auto;
}
/*浮动组件*/
.fl{
    float: left;
}

.fr{
    float: right;
}
/*清除浮动组件*/
.clearfix::after{
    content: "";
    display: block;
    clear: both;
}
.clear{
    clear: both;
}
/*测试边框*/
.bk{
    border: 1px solid;
}
/* 颜色组件 */
.c60{
    color: #ff6600;
}
.c33{
    color: #333;
}
.cb3{
    color: #b3b3b3;
}
.c80{
    color: #808080;
}
.c429{
    color: #f4290d;
}
.bf{
    color: #bfbfbf;
}
.fee{
    color: #feef00;
}
.c0{
    color: #c0c0c0;
}
.c486{
    color: #468bfd;
}
.nm{
    font-weight: normal;
}
/* 居中 */
.tx{
    text-align: center;
}
/* 字体大小组件 */
.f14{
    font-size: 14px;
}
.f16{
    font-size: 16px;
}
.f18{
    font-size: 18px;
}
.f22{
    font-size: 22px;
}
.f24{
    font-size: 24px;
}
.f28{
    font-size: 28px;
    background-color: #f60;
}

/* 内边距 */
.pt20{
    padding-top: 20px;
}
.pl10{
    padding-left: 10px;
}
.pt10{
    padding-top: 10px;
}

/* 删除线 */
.lt{
    text-decoration: line-through;
}
/* 边框线 */
.bb2{
    border-bottom: 2px solid #ebebeb;
}
/* 头部搜索框 */
.nav_form{
    width: 700px;
    height: 36px;
    margin-top: 10px;
} 
.nav_form .txt{
    width: 388px;
    border: 2px solid #ff6600;
    height: 32px;
}
.nav_form .sub{
    width: 48px;
    height: 36px;
    background-color: #ff6600;
    background-image: url(../imgs/bgicon.png);
}
.nav_form input{
    outline: none;
    border: none;
}
.nav_form .btn1{
    width: 100px;
    height: 36px;
    border: 1px solid #ccc;
    background-color: #ebebeb;
    outline: none;
    border: 0;
    font-size: 16px;
    color: #808080;
}
.nav_form .btn2{
    width: 100px;
    height: 36px;
    background-color: #ff6600;
    text-align: center;
    line-height: 36px;
    outline: none;
    border: 0;
    font-size: 14px;
    color: white;
}
.nav_form .btn2>span{
    background-image: url(../imgs/bgicon.png);
    display: block;
    width: 34px;
    height: 26px;
    background-position: 0px -45px;
}